Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 6.03
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -6.02 -0.375 2.25
Prot (kg) -3.96 -0.441 1.75
Fertility Sub Index -3.25
Calving Interval (days) 2.65 -1.459 -3.87
Survival (%) 0.55 1.117 0.61
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index 4.73
Carcass Weight (kg) -14.00 -0.528 7.39
Age of Slaughter (days) 6.16 -0.432 -2.66
Maintenance Sub Index Maint. Sub Index 8.31
Live WT (kg) -27.10 -0.307 8.31
Total Carbon Sub Index 15.89

* Based on an €80/tonne carbon price